The CHEM-FEED® C2 Diaphragm Metering Pump delivers accurate chemical feed quietly and efficiently against high system pressures. With an easy-to-read LCD user interface and optional pulse/frequency/4-20 mA input capability, the CHEM-FEED® C2 pump has the power and flexibility you need to take control of your fluid management process. The C2’s exclusive DiaFlex® Diaphragms will last the life of the pump, eliminating the need for expensive rebuild kits Technical Overview: GPH .02 - 16.5 LPH .09 - 62.5 PSI 175 Bar 12 Enclosure Rating NEMA 4X (IP66) Standards CE, cETLus, RoHS Control Methods Manual, Remote Analog/Digital Power Supply 100 to 240VAC-50/60Hz